MPE Home Metamath Proof Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  MPE Home  >  Th. List  >  cinf Structured version   Visualization version   Unicode version

Syntax Definition cinf 7980
Description: Extend class notation to include infimum of class  A. Here  R is ordinarily a relation that strictly orders class  B. For example,  R could be 'less than' and  B could be the set of real numbers.
Ref Expression
cA  class  A
cB  class  B
cR  class  R
Ref Expression
cinf  class inf ( A ,  B ,  R

See definition df-inf 7982 for more information.

Colors of variables: wff setvar class
  Copyright terms: Public domain W3C validator